Side by side

Tudor Black Bay One 31 S&GvsYema Granvelle CMM.29

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Black Bay One 31 S&G
TudorBlack Bay One 31 S&G
MSRP $6,850
Granvelle CMM.29
YemaGranvelle CMM.29
MSRP $1,913

At a glance

12 of 29 specs differ
Diameter
Black Bay One 31 S&G31mm
Granvelle CMM.2939mm
Power Reserve
Black Bay One 31 S&G50h
Granvelle CMM.2940h
Water Resistance
Black Bay One 31 S&G100m
Granvelle CMM.2950m
MSRP
Black Bay One 31 S&G$6,850
Granvelle CMM.29$1,913

Full specifications

Case

9 specs
Category
Dress
Diameter
31mm
39mm
Thickness
9.5mm
8.6mm
Lug-to-Lug
46mm
Lug Width
17mm
20mm
Material
Stainless Steel
316L Stainless Steel
Finish
Polished + Satin
Brushed and polished
Water Resistance
100m
50m
Caseback
Solid screw-down
Solid

Movement

2 specs
Caliber
MT5201
Yema CMM.29
Power Reserve
50h
40h

Pricing

1 specs
MSRP
$6,850
$1,913

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Tudor Black Bay One 31 S&G

The Tudor Black Bay One 31 S&G is praised for its quiet luxury, combining brushed steel and warm gold accents for understated charm. Owners appreciate the brushed gold for a casual two-tone look and the champagne dial's surprising legibility. Some find the case sides too thick, and one user expressed a desire for a smaller S&G variant. The watch features the MT5612 movement with a 70-hour power reserve and a date function, within a 200-meter water-resistant case. Overall, owners and reviewers highlight the Tudor Black Bay One 31 S&G's balanced two-tone aesthetic as its primary appeal.

Yema Granvelle CMM.29

Owners praise the Yema Granvelle CMM.29's gorgeous dial, noting its guilloché pattern and carved hour indices that catch the light. One owner describes the movement as a "feast for the eyes" but finds the watch frustrating at work due to its lack of a specific function. On balance, owners appreciate the Yema Granvelle CMM.29 for its visually striking dial and movement finishing, with some finding its utility limited in certain professional contexts.

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